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Data sources

Public disclosures only. Scores flag unusual patterns and are not evidence of wrongdoing. Not investment advice.

RH CHAIN…
OverviewFollow the MoneyDaily BriefLiveCongressCorporate InsidersGovernment MoneyPolitical InfluenceInstitutionsWashington NetworkFollow the PowerDisclosure ClockAI InvestigatorWatchlistConvergenceINSIDER AlphaSignal ledgerHistorical ReplayRobinhood ChainProofTradingTokenProAccountMethodologyMatch reviewLaunch readiness
01Overview02Follow the Money03Daily Brief04Live05Congress06Corporate Insiders07Government Money08Political Influence09Institutions10Washington Network11Follow the Power12Disclosure Clock13AI Investigator14Watchlist
ConvergenceINSIDER AlphaSignal ledgerHistorical ReplayRobinhood ChainProofTradingTokenProAccountMethodologyMatch reviewLaunch readiness
OverviewFollow the MoneyDaily BriefLiveCongressCorporate InsidersGovernment MoneyPolitical InfluenceInstitutionsWashington NetworkFollow the PowerDisclosure ClockAI InvestigatorWatchlistConvergenceINSIDER AlphaSignal ledgerHistorical ReplayRobinhood ChainProofTradingTokenProAccountMethodologyMatch reviewLaunch readiness
Data sources
SEC FORM 48m ago
HOUSE PTR8m ago
SEC 13F8m ago
ROBINHOOD CHAIN8m ago
SEC FORM 4/Option exerciseVerified data

Chu Maggie reported LFUS

SVP, CHRO · LITTELFUSE INC /DE · Common Stock

Side
M
Value
$542K
Shares
2,061
Price
$262.75
Executed
Feb 4, 2026
Disclosed
Feb 5, 2026
Disclosure timeline1 days from execution to publication · legal deadline 2 business days
Feb 4 executedFeb 5, 2026 disclosed

LFUS · daily

Yahoo Finance chart API
▲Execution▼Disclosure●Material company filing●Other disclosed buy●Other disclosed sellUnofficial public endpoint; daily OHLCV, split-adjusted. Replace with a licensed feed for production.

Insider Score

Experimental signal
23/ 100 · ROUTINE
Methodology →
  • Transaction type0 / 20

    Option exercise — administrative, little informational value

  • Relative size+15 / 25

$542K reported value · 30.7% of prior position

  • Filing timing0 / 15

    Disclosed 1 business day after execution (deadline: 2)

  • Historical behavior+8 / 15

    First recorded trade by this actor in this security

  • Frequency & clustering0 / 15

    No clustered activity in the dataset

  • Market events0 / 10

    No material company filing within 60 days after the trade

    • The Insider Score measures how far a disclosure deviates from normal filing patterns. A high score is a prompt for research, not evidence of illegal insider trading.

    Other disclosed activity · LFUS

    ScoreActorSecuritySideValueExecutedDisclosedLagSourceEvidence
    19
    RD
    Ruppel DavidSVP & GM Transportation Bus.
    LFUSLITTELFUSE INC /DE
    Option exercise
    		M$280K
    1,112 sh
    		Oct 29, 2026Oct 30, 2026
    traded Oct 29, 2026
    		+1dSEC FORM 4

    Evidence

    31
    RD
    Ruppel DavidSVP & GM Transportation Bus.
    LFUSLITTELFUSE INC /DE
    Open-market sale
    		SELL$604K
    1,493 sh
    		Oct 29, 2026Oct 30, 2026
    traded Oct 29, 2026
    		+1dSEC FORM 4

    Evidence

    5
    RD
    Ruppel DavidSVP & GM Transportation Bus.
    LFUSLITTELFUSE INC /DE
    Option exercise
    		M—
    1,112 sh
    		Oct 29, 2026Oct 30, 2026
    traded Oct 29, 2026
    		+1dSEC FORM 4

    Evidence

    13
    PB
    PAEPER HOLLY BethDirector
    LFUSLITTELFUSE INC /DE
    Grant or award
    		A$25K
    62 sh
    		Oct 29, 2026Oct 30, 2026
    traded Oct 29, 2026
    		+1dSEC FORM 4

    Evidence

    15
    HW
    Hamed Karim WagdySVP & GM Semiconductor Busines
    LFUSLITTELFUSE INC /DE
    Grant or award
    		A$2,071
    5 sh
    		Sep 3, 2026Sep 8, 2026
    traded Sep 3, 2026
    		+5dSEC FORM 4

    Evidence

    11
    RD
    Ruppel DavidSVP & GM Transportation Bus.
    LFUSLITTELFUSE INC /DE
    Grant or award
    		A$2,071
    5 sh
    		Sep 3, 2026Sep 8, 2026
    traded Sep 3, 2026
    		+5dSEC FORM 4

    Evidence

    15
    KA
    Khandelwal AbhishekExecutive VP, CFO
    LFUSLITTELFUSE INC /DE
    Grant or award
    		A$6,214
    15 sh
    		Sep 3, 2026Sep 8, 2026
    traded Sep 3, 2026
    		+5dSEC FORM 4

    Evidence

    8
    KJ
    Kim Peter Sung-JipSVP & GM Industrial Business
    LFUSLITTELFUSE INC /DE
    Grant or award
    		A$2,071
    5 sh
    		Sep 3, 2026Sep 8, 2026
    traded Sep 3, 2026
    		+5dSEC FORM 4

    Evidence

    15
    PB
    PAEPER HOLLY BethDirector
    LFUSLITTELFUSE INC /DE
    Grant or award
    		A$414
    1 sh
    		Sep 3, 2026Sep 8, 2026
    traded Sep 3, 2026
    		+5dSEC FORM 4

    Evidence

    11
    CM
    Chu MaggieSVP, CHRO
    LFUSLITTELFUSE INC /DE
    Grant or award
    		A$2,071
    5 sh
    		Sep 3, 2026Sep 8, 2026
    traded Sep 3, 2026
    		+5dSEC FORM 4

    Evidence

    8
    RD
    Ruppel DavidSVP & GM Transportation Bus.
    LFUSLITTELFUSE INC /DE
    Tax withholding
    		F$77K
    168 sh
    		Aug 14, 2026Aug 17, 2026
    traded Aug 14, 2026
    		+3dSEC FORM 4

    Evidence

    16
    HW
    Hamed Karim WagdySVP & GM Semiconductor Busines
    LFUSLITTELFUSE INC /DE
    Tax withholding
    		F$64K
    141 sh
    		Aug 11, 2026Aug 12, 2026
    traded Aug 11, 2026
    		+1dSEC FORM 4

    Evidence

    5
    RD
    Ruppel DavidSVP & GM Transportation Bus.
    LFUSLITTELFUSE INC /DE
    Grant or award
    		A$2,401
    5 sh
    		Jun 4, 2026Jun 8, 2026
    traded Jun 4, 2026
    		+4dSEC FORM 4

    Evidence

    2
    KJ
    Kim Peter Sung-JipSVP & GM Industrial Business
    LFUSLITTELFUSE INC /DE
    Grant or award
    		A$2,401
    5 sh
    		Jun 4, 2026Jun 8, 2026
    traded Jun 4, 2026
    		+4dSEC FORM 4

    Evidence

    5
    CM
    Chu MaggieSVP, CHRO
    LFUSLITTELFUSE INC /DE
    Grant or award
    		A$2,881
    6 sh
    		Jun 4, 2026Jun 8, 2026
    traded Jun 4, 2026
    		+4dSEC FORM 4

    Evidence

    9
    HW
    Hamed Karim WagdySVP & GM Semiconductor Busines
    LFUSLITTELFUSE INC /DE
    Grant or award
    		A$1,921
    4 sh
    		Jun 4, 2026Jun 8, 2026
    traded Jun 4, 2026
    		+4dSEC FORM 4

    Evidence

    9
    PB
    PAEPER HOLLY BethDirector
    LFUSLITTELFUSE INC /DE
    Grant or award
    		A$480
    1 sh
    		Jun 4, 2026Jun 8, 2026
    traded Jun 4, 2026
    		+4dSEC FORM 4

    Evidence

    17
    KJ
    Kim Peter Sung-JipSVP & GM Industrial Business
    LFUSLITTELFUSE INC /DE
    Open-market sale
    		SELL$39K
    81 sh
    		Jun 2, 2026Jun 3, 2026
    traded Jun 2, 2026
    		+1dSEC FORM 4

    Evidence

    5
    KJ
    Kim Peter Sung-JipSVP & GM Industrial Business
    LFUSLITTELFUSE INC /DE
    Option exercise
    		M—
    3,285 sh
    		Jun 2, 2026Jun 3, 2026
    traded Jun 2, 2026
    		+1dSEC FORM 4

    Evidence

    34
    KJ
    Kim Peter Sung-JipSVP & GM Industrial Business
    LFUSLITTELFUSE INC /DE
    Open-market sale
    		SELL$4.91M
    10.1K sh
    		Jun 2, 2026Jun 3, 2026
    traded Jun 2, 2026
    		+1dSEC FORM 4

    Evidence

    Evidence

    Verified data

    Read directly from the primary public document; every field below is as reported by the filer.

    Source

    Document
    SEC Form 4
    Publisher
    U.S. Securities and Exchange Commission (EDGAR)
    Document ID
    0001872974-26-000002
    Machine-readable
    Structured copy

    Timestamps

    Event (reported)
    Feb 4, 2026
    Published
    Feb 5, 2026
    Ingested by INSIDER
    Nov 5, 04:18 UTC
    Last re-read
    Nov 5, 04:18 UTC

    Extracted facts

    Filer
    Chu Maggie
    Role
    SVP, CHRO
    Transaction
    Option exerciseAs filed: “M”
    Asset
    LITTELFUSE INC /DE
    Ticker
    LFUS
    Shares
    2,061
    Price per share
    $262.75
    Value
    $541,528
    Execution date (reported)
    Feb 4, 2026
    Owned after transaction
    8,780 shares
    Days from execution to publication
    1

    Calculation

    Value = shares × reported price per share

    • Shares: 2,061
    • Price: $262.75

    = $541,528

    What this establishes

    Chu Maggie filed this Form 4 reporting a option exercise of LFUS on Feb 4, 2026. It became public on Feb 5, 2026. The filing establishes the reported transaction and the filer's stated role. It does not establish why the trade was made or what the filer knew.

    Extraction

    Method
    Form 4 XML
    Confidence
    1.00
    SVP, CHRO
    Chu Maggiecik:0001872974
    Issuer
    LITTELFUSE INC /DEcik:0000889331

    Revision history · 0

    No field has changed since this record was first ingested.

    Company events

    No records

    No material filings recorded for this issuer.